Swift on Android — official, but read the maturity note

Run Swift on Android using the official Swift SDK for Android (shipped with Swift 6.3, March 2026, owned by the Swift Android Workgroup) — cross-compile Swift into Android .so shared libraries via the Android NDK and call them from Kotlin/Java over JNI. Covers the realistic architecture (share a Swift core, native UI per platform), where SwiftUI-on-Android stands (not native — Skip transpiles to Compose), the SDK setup, and an honest read of maturity (officially supported but tooling/debugging still early preview, ~60MB runtime). Use when sharing Swift business logic with an Android app, evaluating cross-platform Swift, or scoping the Android side of a Swift-native produc…